s&box MCP Knowledgebase

Documentation, API references, code examples and community knowledge for s&box development.

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Results for "game.*" 165 results closeClear
terminalCode Example
May 3, 2026

Chat UI Pattern with RPC Broadcasting

Chat UI with RPC Broadcasting A Razor UI component for game chat that handles local input, RPC broadcasting, Steam filtering, and automatic message expiration. …

menu_bookDocumentation
May 4, 2026

s&box Easing Functions: Sandbox.Utility.Easing — Quadratic, Exponential, Bounce, Sine, and CSS-Style Name Lookup

s&box Easing Functions: Sandbox.Utility.Easing for Transitions and Animations provides standard easing functions used throughout s&box's UI system and available…

menu_bookDocumentation
May 4, 2026

s&box ISceneEvent: Scene-Wide and Per-Object Event Broadcasting

s&box ISceneEvent<T>: Scene-Wide and Per-Object Event Broadcasting is the base interface for all scene event systems. It provides static methods for broadcastin…

terminalCode Example
May 3, 2026

Multiplayer and Networking

Complete guide to multiplayer setup in s&box. Creating a Lobby Joining a Lobby Spawning Networked Players Host/Client Checks Connection Events Networked Object …

terminalCode Example
May 3, 2026

Achievements and Services

s&box provides built-in services for achievements, stats, and leaderboards. Achievements Unlock an Achievement Achievement Types Stat-based - Auto-unlock when s…

menu_bookDocumentation
May 12, 2026

LocalData persistence for server-side data

LocalData Persistence in s&box LocalData provides server-side data persistence that survives server restarts. It's useful for storing configuration, ban lists, …

menu_bookDocumentation
May 5, 2026

Auth Tokens - s&box Services Documentation

Auth Tokens Auth tokens allow your game to authenticate players with external backends. The token proves the player's identity and can be validated against Face…

terminalCode Example
May 3, 2026

Sync Properties for Networked State

Sync Properties for Multiplayer The attribute automatically synchronizes property values to all clients when they change. Basic Sync Sync Flags Customize sync b…

terminalCode Example
May 18, 2026

Randomized Clothing for NPC Citizens using Dresser.Randomize() on Prefabs

Overview This demonstrates how to create NPC citizen prefabs with randomized clothing using the built-in component. Each time the prefab spawns or is enabled, i…

menu_bookDocumentation
May 3, 2026

Mapping in s&box

Mapping in s&box s&box includes Hammer, the Source 2 level editor, for creating maps. Opening Hammer Main Menu → Tools → Hammer Or click Hammer icon in toolbar …

menu_bookDocumentation
May 5, 2026

Network Events - s&box Networking Documentation

Network Events Network events allow you to broadcast and listen for events across the network. Unlike RPCs which target specific objects, network events are glo…

menu_bookDocumentation
May 3, 2026

Shaders in s&box - HLSL and Shading Models

Shaders in s&box - HLSL and Shading Models Write custom shaders in HLSL with Source 2's shading models, render states, and GPU instancing support. Shader Develo…

menu_bookDocumentation
May 3, 2026

Localization (i18n)

Localization (i18n) Support multiple languages using localization tokens. How It Works Use tokens starting with in UI strings. The system replaces them based on…

menu_bookDocumentation
May 3, 2026

ActionGraph - Visual Scripting System

ActionGraph - Visual Scripting System Create game logic using node-based visual scripting without writing code. Overview ActionGraph lets you: Build gameplay lo…

terminalCode Example
May 4, 2026

Sandbox: Player spawn flow with PlayerData, events, and NetworkSpawn

Player Spawn Flow in s&box Sandbox The Sandbox game uses a (a ) to handle player connections and spawning. Here's the full pattern: GameManager spawns players o…

menu_bookDocumentation
May 5, 2026

Custom Assets - s&box Documentation

Official s&box documentation for Custom Assets - user-defined resource types. Custom Assets allow defining new asset types for your game. GameResource is the ba…

menu_bookDocumentation
May 5, 2026

Unit Tests - s&box Documentation

Official s&box documentation for Unit Tests - automated testing. Unit Tests covers writing and running tests for s&box code. Tests can verify component behavior…

menu_bookDocumentation
May 12, 2026

s&box ISpawnerExtensions: Creating spawner instances

ISpawnerExtensions: Creating ISpawner Instances ISpawnerExtensions provides an extension method to create ISpawner instances from type strings, supporting vario…

terminalCode Example
May 5, 2026

Spatial audio components — SoundPoint, SoundBox, SoundscapeTrigger, DspVolume, and AudioListener

Spatial Audio Components s&box provides several components for placing audio in the world. All are alternatives to for persistent, positioned audio sources. Sou…

menu_bookDocumentation
May 5, 2026

Connection Permissions - s&box Networking Documentation

Connection Permissions Connection permissions control what clients can do in your multiplayer game. Set permissions for spawning objects, using tools, or perfor…